C Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

C Interview Questions

Questions Answers Views Company eMail

How can I change the size of the dynamically allocated array?

1100

What does *p++ do?

983

What are the different types of pointers used in c language?

999

Explain #pragma statements.

984

Which of these functions is safer to use : fgets(), gets()? Why?

1049

Explain enumerated types.

981

what is the function of pragma directive in c?

1065

How to throw some light on the b tree?

1025

What are the various types of control structures in programming?

1010

What's the total generic pointer type?

1014

Explain b+ tree?

1013

Why can arithmetic operations not be performed on void pointers?

984

Explain high-order bytes.

1067

What are 'near' and 'far' pointers?

987

What is the use of ?: Operator?

1084

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Un-Answered Questions { C }

What is getch() function?

1015

GIVEN A FLOATING POINT NUMBER HOW IS IT ACTUALLY STORED IN MEMORY ? CAN ANYONE EXPLAIN?? THE 32 BIT REPRESENTATION OF A FLOATING POINT NUMBER ALLOTS: 1 BIT-SIGN 8 BITS-EXPONENT 23 BITS-MANTISSA

1840

What is difference between array and pointer in c?

1035

Explain what are the advantages and disadvantages of a heap?

1041

How can you access memory located at a certain address?

1066

Difference between macros and inline functions? Can a function be forced as inline?

1208

Write a code to determine the total number of stops an elevator would take to serve N number of people.

1196

Explain what are multibyte characters?

1118

WRITE A CODE IN C TO SEARCH A FILE FROM NOTEPAD FILE.

2404

What is calloc()?

1036

What is header file definition?

1036

Describe the difference between = and == symbols in c programming?

1302

What is FIFO?

1551

what are the advanced features of functions a) function declaration and prototypes b) calling functions by value or by reference c) recursion d) all the above

1077

Explain Basic concepts of C language?

1084

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